nitrate

San Mateo County schools’ drinking water contaminated with nitrate

Image from October shows a beaker filled with water from the faucet at Pescadero Middle/High School in Pescadero, Calif. KGO-TV…

6 months ago

Safe drinking water remains out of reach for many Californians

An estimated 370,000 Californians rely on drinking water that may contain high levels of arsenic, nitrate or hexavalent chromium, and…

2 years ago

Environmental group: Iowa’s waterway cleanup plan could take 22,000 years

The Iowa Environmental Council is working to improve water quality in Iowa’s lakes, including West Okoboji Lake, shown here. (Photo…

3 years ago

The simple river-cleaning tactics that big farms ignore

Ione Cleverley wasn’t eager to break up with her tenant, who had been farming 88 acres of her central Iowa…

6 years ago

Simple River-Cleaning Tactics That Big Farms Ignore

Iowa is the largest corn producer in the U.S.—and the second largest producer of nitrate pollution in the Mississippi River…

6 years ago